.knowledge-shell {
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
  padding: 48px 0 8px;
}

.docs-hero {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 28px;
  background:
    radial-gradient(circle at 88% 14%, rgba(254, 57, 31, .18), transparent 32%),
    linear-gradient(145deg, rgba(254, 57, 31, .08), rgba(255, 255, 255, .02) 48%),
    var(--surface);
  box-shadow: 0 24px 70px rgba(0, 0, 0, .08);
}

.knowledge-kicker {
  margin: 0 0 14px;
  color: var(--accent2);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .16em;
}

.docs-hero h1 {
  max-width: 820px;
  margin: 0;
  color: var(--text);
  font-size: clamp(42px, 6vw, 74px);
  line-height: .98;
  letter-spacing: -.055em;
}

.docs-hero > p:not(.knowledge-kicker) {
  max-width: 760px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(16px, 1.8vw, 20px);
  line-height: 1.65;
}

.knowledge-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.knowledge-button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 18px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  font-weight: 750;
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.knowledge-button:hover { transform: translateY(-2px); border-color: rgba(254, 57, 31, .52); }
.knowledge-button.primary { border-color: var(--accent); background: var(--accent); color: #fff; box-shadow: 0 14px 34px rgba(254, 57, 31, .2); }

.knowledge-stats { display: grid; gap: 10px; }
.knowledge-stats > div { padding: 18px 20px; border: 1px solid var(--border); border-radius: 16px; background: color-mix(in srgb, var(--bg) 82%, transparent); }
.knowledge-stats strong { display: block; color: var(--text); font-size: clamp(21px, 2.5vw, 30px); line-height: 1.1; }
.knowledge-stats span { display: block; margin-top: 6px; color: var(--muted); font-size: 12px; line-height: 1.35; }

.learn-hero { text-align: center; }
.learn-hero .knowledge-kicker { margin-bottom: 16px; }
.learn-hero h1 { max-width: 880px; margin: 0 auto; color: var(--text); font-size: clamp(42px, 5.5vw, 68px); line-height: 1.03; letter-spacing: -.055em; }
.learn-hero-intro { max-width: 760px; margin: 22px auto 0; color: var(--muted); font-size: clamp(16px, 1.8vw, 19px); line-height: 1.62; }
.learn-hero-actions { justify-content: center; margin-top: 26px; }
.learn-product-visual { max-width: 960px; margin: 38px auto 0; text-align: left; }
.learn-product-stage { padding: 28px; border: 1px solid rgba(255, 127, 102, .26); border-radius: 26px; background: radial-gradient(circle at 78% 12%, rgba(212, 58, 28, .62), transparent 42%), linear-gradient(145deg, #341a16, #1b1210 62%, #0c0c0c); box-shadow: 0 28px 70px rgba(46, 17, 11, .22); }
.learn-product-frame { overflow: hidden; border: 1px solid rgba(255, 154, 131, .48); border-radius: 18px; background: #f7f5f4; box-shadow: 0 24px 55px rgba(0, 0, 0, .34); }
.learn-product-browserbar { display: flex; height: 34px; align-items: center; gap: 6px; padding: 0 12px; border-bottom: 1px solid #e6d9d5; background: #f3ece9; }
.learn-product-browserbar i { width: 7px; height: 7px; border-radius: 50%; background: #d8b7ae; }
.learn-product-browserbar i:first-child { background: #ff7f66; }
.learn-product-browserbar span { overflow: hidden; flex: 1; margin-left: 7px; padding: 5px 11px; border-radius: 8px; background: #fff; color: #88736d; font-family: var(--mono); font-size: 9px; line-height: 1; white-space: nowrap; text-overflow: ellipsis; }
.learn-product-screen { position: relative; overflow: hidden; aspect-ratio: 1.56 / 1; background: #fff; }
.learn-product-shot { position: absolute; top: -10%; left: -26.7%; display: block; width: 126.7%; max-width: none; height: auto; }
.learn-visual-caption { max-width: 760px; margin: 14px auto 0; color: var(--muted); font-size: 12px; line-height: 1.5; text-align: center; }

.learning-track { padding-top: 82px; scroll-margin-top: 92px; }
.learning-track-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 22px; }
.learning-track-copy > span { color: var(--accent2); font-family: var(--mono); font-size: 11px; font-weight: 800; letter-spacing: .14em; }
.learning-track-head h2 { margin: 8px 0 0; color: var(--text); font-size: clamp(28px, 3.4vw, 38px); letter-spacing: -.035em; }
.learning-track-head p { max-width: 700px; margin: 7px 0 0; color: var(--muted); font-size: 15px; line-height: 1.55; }
.learning-track-head > a { flex: 0 0 auto; padding-bottom: 4px; color: var(--accent2); font-size: 14px; font-weight: 750; text-decoration: none; }
.learning-track-head > a:hover { text-decoration: underline; }
[data-placeholder-link] { cursor: default; pointer-events: none; }
.learning-track-soon,.learning-card-soon{color:var(--muted);font:800 10px var(--mono);letter-spacing:.09em;text-transform:uppercase}.learning-track-soon{flex:0 0 auto;padding:7px 10px;border:1px dashed var(--border);border-radius:999px}.learning-card[data-placeholder-link]{position:relative;border-style:dashed;background:color-mix(in srgb,var(--surface) 80%,var(--bg));opacity:.68}.learning-card-soon{position:absolute;top:18px;right:18px}.learning-card[data-placeholder-link]:hover{transform:none;border-color:var(--border)}
.learning-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.learning-card { min-height: 158px; padding: 20px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); color: var(--text); text-decoration: none; transition: border-color .18s ease, transform .18s ease; }
.learning-card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 48%, var(--border)); }
.learning-card-meta { display: flex; align-items: center; gap: 9px; color: var(--muted); font-family: var(--mono); font-size: 10px; }
.learning-card-meta b { padding: 4px 8px; border-radius: 999px; background: color-mix(in srgb, var(--accent) 10%, transparent); color: var(--accent2); font-size: 9px; letter-spacing: .05em; }
.learning-card h3 { margin: 15px 0 7px; font-size: 18px; line-height: 1.28; letter-spacing: -.02em; }
.learning-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }

.knowledge-cta { display: flex; align-items: center; justify-content: space-between; gap: 30px; margin-top: 80px; padding: 32px; border: 1px solid rgba(254, 57, 31, .35); border-radius: 20px; background: linear-gradient(120deg, rgba(254, 57, 31, .13), rgba(254, 57, 31, .03)); }
.knowledge-cta h2 { margin: 0; color: var(--text); font-size: clamp(24px, 3vw, 34px); letter-spacing: -.03em; }
.knowledge-cta p { margin: 8px 0 0; color: var(--muted); line-height: 1.55; }

.docs-hero { padding: clamp(34px, 5vw, 64px); }
.docs-hero h1 { font-size: clamp(42px, 5vw, 66px); }
.docs-search { display: flex; max-width: 650px; min-height: 52px; align-items: center; gap: 11px; margin-top: 30px; padding: 0 14px; border: 1px solid var(--border); border-radius: 13px; background: var(--bg); color: var(--muted); }
.docs-search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(254, 57, 31, .12); }
.docs-search input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--text); font: inherit; font-size: 15px; }
.docs-search kbd { padding: 3px 7px; border: 1px solid var(--border); border-radius: 5px; background: var(--surface); color: var(--muted); font-family: var(--mono); font-size: 11px; }

.docs-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 52px; align-items: start; margin-top: 52px; }
.docs-sidebar { position: sticky; top: 84px; padding: 18px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); }
.docs-sidebar > strong { display: block; margin-bottom: 13px; color: var(--muted); font-family: var(--mono); font-size: 10px; letter-spacing: .12em; }
.docs-sidebar-links { display: grid; gap: 3px; }
.docs-sidebar-links a { padding: 9px 10px; border-radius: 8px; color: var(--muted); font-size: 13px; line-height: 1.35; text-decoration: none; }
.docs-sidebar-links a:hover { background: rgba(254, 57, 31, .08); color: var(--text); }
.docs-learn-link { display: flex; justify-content: space-between; margin-top: 13px; padding: 12px 10px 2px; border-top: 1px solid var(--border); color: var(--accent2); font-size: 13px; font-weight: 750; text-decoration: none; }

.docs-content { min-width: 0; }
.docs-quickstart { padding: 28px; border: 1px solid var(--border); border-radius: 18px; background: var(--surface); }
.docs-quickstart h2 { margin: 0 0 23px; font-size: 28px; letter-spacing: -.03em; }
.docs-quickstart ol { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin: 0; padding: 0; list-style: none; }
.docs-quickstart li { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 11px; }
.docs-quickstart li > span { display: grid; width: 28px; height: 28px; place-items: center; border-radius: 50%; background: var(--accent); color: #fff; font-family: var(--mono); font-size: 11px; font-weight: 800; }
.docs-quickstart h3 { margin: 2px 0 6px; font-size: 15px; }
.docs-quickstart p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.55; }

.docs-group { padding-top: 64px; scroll-margin-top: 78px; }
.docs-group[hidden], .docs-card[hidden] { display: none; }
.docs-group > header { display: flex; align-items: center; gap: 14px; margin-bottom: 17px; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.docs-group > header span { color: var(--accent2); font-family: var(--mono); font-size: 11px; font-weight: 800; }
.docs-group h2 { margin: 0; font-size: clamp(25px, 3vw, 34px); letter-spacing: -.03em; }
.docs-card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.docs-card { display: flex; min-height: 190px; flex-direction: column; padding: 23px; border: 1px solid var(--border); border-radius: 15px; background: var(--surface); }
.docs-card h3 { margin: 0 0 9px; font-size: 18px; letter-spacing: -.02em; }
.docs-card p { margin: 0 0 20px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.docs-card a { margin-top: auto; color: var(--accent2); font-size: 13px; font-weight: 750; text-decoration: none; }
.docs-card a:hover { text-decoration: underline; }
.docs-empty { margin-top: 34px; padding: 28px; border: 1px dashed var(--border); border-radius: 14px; color: var(--muted); text-align: center; }
.docs-help { margin-top: 64px; }

@media (max-width: 980px) {
  .learning-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .docs-layout { grid-template-columns: 1fr; gap: 28px; }
  .docs-sidebar { position: static; }
  .docs-sidebar-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 680px) {
  .knowledge-shell { width: min(100% - 24px, 1220px); padding-top: 24px; }
  .docs-hero { padding: 26px 22px; border-radius: 20px; }
  .learn-hero h1, .docs-hero h1 { font-size: clamp(36px, 11vw, 50px); }
  .learn-product-visual { margin-top: 30px; }
  .learn-product-stage { padding: 12px; border-radius: 17px; }
  .learn-product-frame { border-radius: 12px; }
  .learn-product-browserbar { height: 26px; padding: 0 8px; }
  .learn-product-browserbar i { width: 5px; height: 5px; }
  .learn-product-browserbar span { font-size: 7px; }
  .learn-product-screen { aspect-ratio: 1.18 / 1; }
  .learn-product-shot { top: -8%; }
  .learning-track { padding-top: 58px; }
  .learning-track-head { align-items: flex-start; flex-direction: column; gap: 12px; }
  .learning-card-grid { grid-template-columns: 1fr; }
  .learning-card { min-height: 0; }
  .docs-card-grid, .docs-quickstart ol { grid-template-columns: 1fr; }
  .knowledge-cta { align-items: stretch; flex-direction: column; padding: 24px; }
  .knowledge-button { width: 100%; }
  .docs-sidebar-links { grid-template-columns: 1fr; }
  .docs-quickstart { padding: 22px; }
}